Granted Patent
Utility
US 5,492,595 · App. 08/226,017
Method for treating an oxidized copper film
Inventors:
Michael V. Carano, Therese M. Harryhill
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Apr 11, 1994
Inventors
Michael V. Carano
Therese M. Harryhill
Assignee (at issue)
Electrochemicals, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.